Exercism autosubmit

submit.rb

#!/usr/bin/env ruby

if ARGV.empty?
  puts "usage: #{$PROGRAM_NAME} dir"
  Kernel.exit(1)
end

track = File.basename(File.dirname(File.realpath(ARGV[0])))

def glob(*components, except: [])
  except = [*except]
  Dir.glob(File.join(ARGV[0], *components)).reject { |f|
    # Thanks, R track, for naming your files test_{exercise}.R
    except.any? { |e| e.is_a?(Regexp) ? f.match?(e) : f.end_with?(e) }
  }
end

files = case track
when 'ballerina'
  glob('*.bal')
when 'c'
  glob('src', '*.c')
when 'ceylon'
  glob('source', '*', '*.ceylon', except: %w(module.ceylon Test.ceylon))
when 'cfml'
  glob('*.cfc', except: %w(Test.cfc TestRunner.cfc))
when 'clojure'
  glob('src', '*.clj')
when 'coq'
  glob('*.v', except: 'test.v')
when 'cpp'
  glob('*.cpp', except: '_test.cpp')
when 'crystal'
  glob('src', '*.cr')
when 'csharp'
  glob('*.cs', except: 'Test.cs')
when 'd'
  glob('source', '*.d')
when 'dart'
  glob('lib', '*.dart')
when 'ecmascript'
  # Note: I include .ts files, typically students won't have.
  glob('*.ts') + glob('*.js', except: %w(.spec.js gulpfile.js))
when 'elixir'
  # Note: I rename the lib files from exs to ex
  glob('*.ex') + glob('*.exs', except: '_test.exs')
when 'elm'
  glob('*.elm', except: 'Tests.elm')
when 'erlang'
  glob('src', '*.erl')
when 'factor'
  glob('*.factor', except: '-tests.factor')
when 'fsharp'
  glob('*.fs', except: %w(Test.fs Program.fs))
when 'go'
  glob('*.go', except: '_test.go')
when 'groovy'
  glob('*.groovy', except: 'Spec.groovy')
when 'haskell'
  glob('src', '*.hs')
when 'haxe'
  glob('src', '*.hx')
when 'idris'
  glob('src', '*.idr')
when 'java'
  glob('src', 'main', 'java', '*.java')
when 'javascript'
  # Note: I include .ts files, typically students won't have.
  glob('*.ts') + glob('*.js', except: '.spec.js')
when 'julia'
  glob('*.jl', except: 'runtests.jl')
when 'kotlin'
  glob('src', 'main', 'kotlin', '*.kt')
when 'lua'
  glob('*.lua', except: '_spec.lua')
when 'nim'
  glob('*.nim', except: '_test.nim')
when 'ocaml'
  glob('*.ml', except: 'test.ml')
when 'perl5'
  # Note: tests have .t ext, files have *.pm extension.
  # So, "files of same extension as test file" wouldn't work
  # This script doesn't care, but an autodetector will fail.
  glob('*.pm')
when 'perl6'
  # Same idea w/ "files of same extension as test file"
  glob('*.pm6')
when 'php'
  glob('*.php', except: '_test.php')
when 'pony'
  glob('*.pony', except: 'test.pony')
when 'prolog'
  glob('*.pl')
when 'purescript'
  glob('src', '*.purs')
when 'python'
  glob('*.py', except: '_test.py')
when 'r'
  glob('*.R', except: /test_\S+\.R/)
when 'racket'
  glob('*.rkt', except: '-test.rkt')
when 'reasonml'
  glob('src', '*.re')
when 'ruby'
  glob('*.rb', except: '_test.rb')
when 'rust'
  glob('src', '*.rs')
when 'scala'
  glob('src', 'main', 'scala', '*.scala')
when 'sml'
  glob('*.sml', except: %w(test.sml testlib.sml))
when 'swift'
  glob('Sources', '*.swift') + glob('Sources', ?*, '*.swift')
  # At some point (https://github.com/exercism/swift/pull/363) everything got moved into directories:
when 'typescript'
  glob('*.ts', except: '.test.ts')
when 'vimscript'
  glob('*.vim')
else
  puts "unknown track #{track}, maybe you should add it!"
  Kernel.exit(1)
end

puts files
puts 'No files to submit, this probably will not work' if files.empty?
system('exercism', 'submit', *files)